Husqvarna 128LD Pdf User Manuals. I still hear a 'pinging' noise and notice a slight delay and hesitance going from idle to full throttle. The "H" screw is used for adjusting the saw’s RPMs when at high throttle, while the "L" PS. Condition is "Used". Starter rope won't retract. If in doubt replace the primer bulb. Not sure exactly why it worked, only know it did. You did not say what model year is your Model 455, or If its fairly new? Recently, after about an hour of use it began to starve out at full throttle. Then close the choke, squeeze the throtle all the way and pull. Add to ... Kuupo 128LD Carburetor Air Filter Tool Fuel Line Filter Carb Tune-up Parts Kit for Trimmer Edger 28cc 124L 125L 125LDX 128C 128L 128LD 128R 128RJ Poulan ... Husqvarna 545223001 Line Trimmer Throttle Housing, Right Genuine Original Equipment … Fix things more easily! I assumed it was out of gas, but it wasn't. compartment this usually means something is not tight on a fuel line. Husqvarna trimmer won't rev up? This spring when I got it out and shaped it up for the season it's taken to dying when I give it full throttle. Finally, since you didn't say how old the chainsaw was, and the only thing left is the carburetor, you could have a metering and/or fuel pump diaphram problem inside the carburetor. HUSQVARNA OEM 128L 128LD 128CD TRIMMER THROTTLE CONTROL HANDLE / CABLE. Weed eater stalls when given throttle. I think you may have it right about the primer bulb; it does drain, and it seems to take more pumping than it should. Oh also when taking the carburetor apart thoroughly clean all the jets both low side and high side, verify that the real fine fuel inlet screen inside the carburetor is clean too, this will give the same symptoms as a dirty fuel filter if you have a partially plugged fuel inlet screen. I have a husqvarna 128LD weed eater that has about 50 hrs on it, it runs fine at idle but won't run at full power. Chainsaw surges at full throttle. Most manufacturers allow for up to 10% … It definitely sounds like the primer bulb based on the difficult to pump and draining. I could not figure this one out. My Husqvarna 128LD string trimmer keeps dying on me. Useing premium fuel with a 50:1 … I am looking for answers to a fuel problem; 455 Rancher dies out at or near full throttle. Hello, I have a 455 Rancher, no serious problems or events ever. Windows XP Support Windows 7 , … Next check that all the fuel lines are good, no cracks or not fitting properly fuel lines, a loose fitting fuel line will suck half air and half fuel, and the engine will not run properly at full throttle. Almost stalls. These units have about 30 hrs run time on them. Image not available for Color: VIDEOS 360° VIEW IMAGES Husqvarna Part Number 544171701 Throttle Cable ... Husqvarna Throttle Cable Part # 578864301 4.6 out of 5 stars 9. That one little trick- not sure whether that was the recommended plug or not- it came with a rebuild kit- was part of the problem. If so, it could be blocked. True. I can choke it and it will start and runs for just a few seconds and then die. I bought it recently, and I could never get it running right the first time I used it. Then I found someone online, I don't think it was this site, that said he had the same issue. 4%. P. paper65 LawnSite Member. Runs fantastic except when I give it fast throttle, it bogs down. The basic cause of this issue was the introduction of ethanol into fuel back in 2009 . Will run at full throttle if I work the choke out to full choke as I increase the rpms. Take the mufler off and clean the dirt, clean the exuaust screen. They will idle fine, but when you try to accelerate to full speed they will only come up to partial speed and them die. View online or download Husqvarna 128LD Owner's Manual But the moral of my story was everything else failed. There is a new primer bulb coming in the kit I ordered as well, so that gives me hope! Shipped with USPS First Class. Moving to Choke Off the engine dies, throttle cannot keep it running. Be careful Not to hook up the primer bulb incorrectly, when you get your primer bulb you will notice the two plastic fittings on the back of the bulb, one fitting line will be shorter than the other, and it must be connected the same as the original, inaddition, some of the primer bulbs are even labeled or stamped into the plastic (IN / OUT) . You get the power of a commercial weed eater, smooth performance, 11 convertible yard care tools and at an amazing price. This will help pull the rest of the gas out of the carb as much as possible. Next. Starts, runs for a while, then dies. Three screws on the carburetor are used to fine tune the engine to ensure smooth operation. This site requires JavaScript to function properly. Explore Our Forums. The fuel comes fron the carburetor (IN) and goes (OUT) to and returns to the tank. PS. The entire small engine market paid the price until the learning curve caught up with proper fuel treatment usage . The Resistor plug was the cure. That said, I do have a filter ordered just in case. My Husqvarna 128LD is not very old but when I start it I can’t keep it running… It really seems like a fuel problem! It starts and idles fine, and seems to run OK at less than full throttle, but when I goose it to full throttle it dies immediately. Here are the most common reasons your Husqvarna string trimmer starts then stalls - and the parts & instructions to fix the problem yourself. Will run at full throttle if I work the choke out to full choke as I increase the rpms. ... Do U have the throttle hand assembly for a husqvarna 128LD string trimmer throttle hand assembly? These engines require enough fuel to mix with the right amount of air and enter the combustion chamber at the right moment for the spark to … I hope this helps - A can of spray carburetor cleaner works real well to clean out the inside of the carburetor. If I set the carburetor high speed jet rich it will run continuously, but if I lean it out to bring the engine up to full power it quits, just like it ran out of gas it will only run for about 5 - 10 sec. Just bought a new Husqvarna 128LD. Recently, after about an hour of use it began to starve out at full throttle. Download File PDF Husqvarna Model 128ld Manual Husqvana 128ld bogs down at full throttle by Skyler 1640 5 years ago 2 minutes, 44 seconds 77,170 views I need help. Learn more. I had replaplaced the carb, filter and plug, and cleaned the exhaust screen, and did a rough adjust on the carbs.. Was running good, but after a few seconds at full throttle would quit. I've got a Husqvarna 324Lx string trimmer that's about two years old. From the looks of it, I cannot adjust the carb. Engine lacks power. Try enabling JavaScript in your browser and then refreshing this page. I started the saw. I ran it dry last fall and put new gas in it this spring (92-octane Shell, not because I think it needs it, of course, but because that was what I was putting in my car when I had the jerry can with me).